688007220622 has 32 divisors (see below), whose sum is σ = 1075065086880. Its totient is φ = 329821632000.

The previous prime is 688007220583. The next prime is 688007220749. The reversal of 688007220622 is 226022700886.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11248122 + ... + 11309122.

It is an arithmetic number, because the mean of its divisors is an integer number (33595783965).

Almost surely, 2^688007220622 is an apocalyptic number.

688007220622 is a deficient number, since it is larger than the sum of its proper divisors (387057866258).

688007220622 is a wasteful number, since it uses less digits than its factorization.

688007220622 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62388.

The product of its (nonzero) digits is 258048, while the sum is 43.

The spelling of 688007220622 in words is "six hundred eighty-eight billion, seven million, two hundred twenty thousand, six hundred twenty-two".